TWMS Journal of Applied and Engineering Mathematics
411-424
Bipolar fuzzy set, Normal and convex bipolar fuzzy set, Bipolar fuzzy interval, Bipolar fuzzy interval graph
TWMS Journal of Applied and Engineering Mathematics
TWMS Journal of Applied and Engineering Mathematics
TWMS Journal of Applied and Engineering Mathematics
TWMS Journal of Applied and Engineering Mathematics
TWMS Journal of Applied and Engineering Mathematics
TWMS Journal of Applied and Engineering Mathematics
TWMS Journal of Applied and Engineering Mathematics